TRANSPARENCY: Turning JSL into a Client Magnet

Article posted June 16, 2026, Tagged in Advance

For years, the temporary labour market has failed to grasp the realities of risk. End-clients and recruitment businesses frequently relied on contracts, indemnities, and basic due diligence questionnaires to shield themselves from the operational and financial complexities of payroll.

However, the regulatory landscape has fundamentally shifted. The introduction of the Joint and Several Liability (JSL) framework—enshrined in Chapter 11, Part 2 of the Income Tax (Earnings and Pensions) Act 2003 (ITEPA 2003)—means that blind trust is no longer a viable business strategy.

Under these rules, if an umbrella company fails to correctly account for and remit Pay As You Earn (PAYE) income tax and National Insurance Contributions (NICs) to HM Revenue and Customs (HMRC), the financial debt doesn’t die as the debt is jointly liable with each individual agency (or MSP) related to the non-payment.

While many in the sector view this change with trepidation, ADVANCE believes this is exactly what the industry needed. TRANSPARENCY isn’t just a response to compliance requirements; it is a premium commercial asset.

By using TRANSPARENCY, you are turning absolute supply-chain visibility into your core offering, reducing reputation transforming a complex regulatory risk into a powerful magnet for high-value end-clients.

Understanding the Shift: Why Traditional “Due Diligence” Is Not Enough

To leverage TRANSPARENCY as your agency’s commercial differentiator, it is vital to understand why traditional due diligence no longer provides comfort to corporate end-clients.

Historically, businesses managed umbrella risk via a Preferred Supplier List (PSL) built on annual accreditations or periodic spot checks. However, as ADVANCE, along with trade bodies like the FCSA (Freelancer & Contractor Services Association) and technology compliance pioneers like SafeRec, have continuously highlighted: JSL operates on a basis of strict liability.

HMRC has made it explicitly clear that conducting reasonable due diligence does not grant a statutory defence or a safe-haven exemption. If an umbrella provider utilises hidden mini-umbrella structures, disguised remuneration loans, or unvetted non-taxable expense models, in the event of underpayment occurring, an agency (or MSP) is liable.

Rightfully, all parties in the supply chain are highly sensitive to both financial exposure and the severe reputational damage associated with tax avoidance investigations.

If you can provide them with an unassailable, real-time proof-of-compliance framework, you effectively eliminate their risk—making your services irresistible compared to competitors who still rely on outdated paper trails.

The Commercial Strategy: Positioning TRANSPARENCY as a Magnet

To turn TRANSPARENCY into an elite client acquisition tool, your commercial conversations must shift from passive risk mitigation to active, proactive assurance.

The following framework demonstrates how to transition your compliance protocols into a high-converting client proposition:

1. Map and Audit the Complete Labour Route

Begin by visually and contractually mapping every entity in your current supply chain. You must identify exactly who is engaging and paying the workers. For more detailed guidance, watch our conversation with John Chaplin at BDO.

Presenting a fully transparent, mapped supply chain to a prospective end-client demonstrates total control over their contingent workforce footprint from day one. Plus, highlighting that ADVANCE is on your PSL will only add value during your pitch.

2. Implement Real-Time Verification for Continuous Control

Static, historic checks leave gaps where non-compliance can thrive undetected between annual reviews. Highlighting ADVANCE's TRANSPARENCY portal offers real-time data via its live payroll feature. ADVANCE take it one step further by also getting each payslip independently verified through SafeRec.

This guarantees that gross-to-net calculations match tax submissions precisely.

3. Mandate Financial and Institutional Stability: Supplier Vetting

A secure supply chain requires partners with proven institutional durability and verified external standards. Your corporate end-clients deserve the reassurance that their payroll partners are heavily scrutinised by the industry's most rigorous oversight bodies.

ADVANCE delivers this financial anchor as a SafeRec-certified and fully FCSA-accredited provider across umbrella, CIS, limited company accountancy, and PEO. Backed by annual independent reviews, alongside robust cyber governance like Cyber Essentials and GDPR compliance, our institutional strength protects your reputation at every level.

4. Deliver Immutable Compliance Evidence

Conclude your commercial pitch by offering corporate end-clients something your competitors cannot: continuous, bulletproof documentation via access to the TRANSPARENCY portal with individual PAYE references.

Showcase how your agency receives a digital paper trail of Real Time Information (RTI) submissions and independent compliance certificates every single month through the HMRC Govt Gateway (linked directly through the TRANSPARENCY portal). By transforming abstract "promises" into unassailable, algorithmic proof that all PAYE and NIC responsibilities have been fulfilled to HMRC you take financial liability entirely off their table.

Aligning with Broad Employment Standards

True transparency doesn't stop at payroll taxes. Sophisticated end-clients look at the holistic treatment of their flexible workforce. A truly compliant supply chain must seamlessly bridge HMRC compliance with clear employment rights.

According to ACAS (the Advisory, Conciliation and Arbitration Service), clear communication regarding employment status, holiday pay calculations, and contract variations is vital for maintaining a productive, low-risk workplace.

Non-compliant umbrellas often hide their margins by withholding statutory holiday entitlements or manipulating worker contracts—practices that invite employment tribunals and operational disruption.

By highlighting that you only work with ethical suppliers (like ADVANCE) that adhere strictly to transparent worker practices (such as issuing accurate Key Information Documents and precise payslips), you protect your clients from both tax liabilities and employment law disputes. This holistic approach elevates your position from a simple labour supplier to a trusted corporate risk advisor.

The TRANSPARENCY Advantage

The era of navigating the temporary labour market with a "hands-off" approach to payroll compliance is over. Joint and Several Liability has permanently shifted the legal and financial responsibility to those who control the supply chain.

However, where many agencies see an administrative burden, ADVANCE sees a profound competitive edge.

By embracing an operational model built on absolute transparency, independent real-time verification, and rigorous supply chain assurance, you remove the shadow of tax risk from your corporate clients. In a market where security and compliance are paramount, TRANSPARENCY isn't just a shield; it is the ultimate magnet for attracting and retaining premium end-clients.

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